16954840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3187}}^1$

素因数の和:3224

約数の個数: 64

約数和(自身を含む): 45907200

約数和(自身を除く): 28952360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3187, 5320, 6374, 12748, 15935, 22309, 25496, 31870, 44618, 60553, 63740, 89236, 111545, 121106, 127480, 178472, 223090, 242212, 302765, 423871, 446180, 484424, 605530, 847742, 892360, 1211060, 1695484, 2119355, 2422120, 3390968, 4238710, 8477420, 16954840]

約数ペア:

[(1, 16954840), (2, 8477420), (4, 4238710), (5, 3390968), (7, 2422120), (8, 2119355), (10, 1695484), (14, 1211060), (19, 892360), (20, 847742), (28, 605530), (35, 484424), (38, 446180), (40, 423871), (56, 302765), (70, 242212), (76, 223090), (95, 178472), (133, 127480), (140, 121106), (152, 111545), (190, 89236), (266, 63740), (280, 60553), (380, 44618), (532, 31870), (665, 25496), (760, 22309), (1064, 15935), (1330, 12748), (2660, 6374), (3187, 5320)]